Active NPI
Michael Gross, MD
- Anesthesiology Physician
- Spokane, WA
National Provider Identifier
1003493602
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Anesthesiology Physician
- License
- MD.70105790
- Practice address
- 101 W 8TH Ave
Spokane, WA 99204-2307 - Phone
- (509) 474-3181
- NPI assigned
- Mar 28, 2021
- Sex
- Male
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Anesthesiology Physician | 207L00000X | MD.70105790 | WA | Primary |
| Student in an Organized Health Care Education/Training Program | 390200000X |
Addresses
Primary practice location
101 W 8TH Ave
Spokane, WA 99204-2307
Mailing address
PO Box 94645
Seattle, WA 98124-6945
Other practice location 1
1 Medical Dr Dept Of
Lebanon, NH 03756-1000
Phone (603) 650-5000
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in NH
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 1
| Enrollment ID | State | Provider type | PAC ID | Details |
|---|---|---|---|---|
| I20210713002972 | NH | Order and Referring Only - Emergency Medicine | 2567864531 |
Care Compare profile
Medicare Care Compare- Specialty
- Anesthesiology
- Education
- Other, 2021
- Medicare assignment
- May accept Medicare assignment
Practice addresses (Care Compare)
PO
Pasadena, CA 91110
PO Box
Seattle, WA 98124
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1616889600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1782086400000",
"number": "1003493602",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "PO BOX 94645",
"city": "SEATTLE",
"state": "WA",
"postal_code": "981246945"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "101 W 8TH AVE",
"city": "SPOKANE",
"state": "WA",
"postal_code": "992042307",
"telephone_number": "509-474-3181"
}
],
"practiceLocations": [
{
"address_1": "1 Medical Dr Dept Of",
"address_purpose": "LOCATION",
"city": "Lebanon",
"state": "NH",
"postal_code": "037561000",
"country_code": "US",
"telephone_number": "603-650-5000",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "GROSS",
"first_name": "MICHAEL",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2021-03-28",
"last_updated": "2026-06-22",
"certification_date": "2026-06-22",
"status": "A"
},
"taxonomies": [
{
"code": "207L00000X",
"taxonomy_group": "",
"desc": "Anesthesiology",
"state": "WA",
"license": "MD.70105790",
"primary": true
},
{
"code": "390200000X",
"taxonomy_group": "",
"desc": "Student in an Organized Health Care Education/Training Program",
"state": null,
"license": null,
"primary": false
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Spokane, WA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 22, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.